IPST-SE with Random LED8 (Can select amount of the LEDs)

#include <ipst.h>
#define LED8pin1 24
#define CHSW 17
#define CHSOUND 16
#define CHSTATUS 18
int time,ch,RANDOM;
unsigned int i=0;
unsigned int LED8_1L[8]={1,2,4,8,16,32,64,128};
unsigned int LED8_2L[28]={3,5,6,9,10,12,17,18,
20,24,33,34,36,40,48,65,66,68,72,80,
96,129,130,132,136,144,160,192};
unsigned int LED8_3L[56]={
        7,11,13,14,19,21,22,25,26,28,35,37,38,41,42,44,49,
    50,52,56,67,69,70,73,74,76,81,82,84,88,97,98,100,104,
    112,131,133,134,137,138,140,145,146,148,152,161,162,
    164,168,176,193,194,196,200,208,224};
unsigned int LED8_4L[70]={
        15,23,27,29,30,39,43,45,46,51,53,54,57,58,60,
    71,75,77,78,83,85,86,89,90,92,99,101,102,105,
    106,108,113,114,116,120,135,139,141,142,147,
    149,150,153,154,156,163,165,166,169,170,172,
    177,178,180,184,195,197,198,201,202,204,209,
    210,212,216,225,226,228,232,240};
unsigned int LED8_5L[56]={
        31,47,55,59,61,62,79,87,91,93,94,103,107,109,110,115,
    117,118,121,122,124,143,151,155,157,158,167,171,173,
    174,179,181,182,185,186,188,199,203,205,206,211,213,
    214,217,218,220,227,229,230,233,234,236,241,242,244,
    248};
unsigned int LED8_6L[28]={
        63,95,111,119,123,125,126,159,175,183,187,189,190,207,
    215,219,221,222,231,235,237,238,243,245,246,249,250,252
};
unsigned int LED8_7L[8]={127,191,223,239,247,251,253,254};
unsigned int LED8_8L[1]={255};
void setup()
{
  OKSW();// Wait for OK button
  setTextColor(GLCD_GREEN);
  setTextSize(23);
}

void loop()
{
  glcd(0,0,"%d",knob(1,8));
  if(sw_OK()){
    out(CHSTATUS,1);
    sound(800,100);
  switch(knob(1,8))
  {
    case 1:
    for(time=0;time<25;time++)
    {
    RANDOM=random(8);
     LED8(LED8pin1,LED8_1L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 2:
    for(time=0;time<25;time++)
    {
    RANDOM=random(28);
     LED8(LED8pin1,LED8_2L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 3:
    for(time=0;time<25;time++)
    {
    RANDOM=random(56);
     LED8(LED8pin1,LED8_3L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 4:
    for(time=0;time<25;time++)
    {
    RANDOM=random(70);
     LED8(LED8pin1,LED8_4L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 5:
    for(time=0;time<25;time++)
    {
    RANDOM=random(56);
     LED8(LED8pin1,LED8_5L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 6:
    for(time=0;time<25;time++)
    {
    RANDOM=random(28);
     LED8(LED8pin1,LED8_6L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 7:
    for(time=0;time<25;time++)
    {
    RANDOM=random(8);
     LED8(LED8pin1,LED8_7L[RANDOM]);
     delay(random(50,75));
    }
     break;
     case 8:
    for(time=0;time<25;time++)
    {
     LED8(LED8pin1,LED8_8L[0]);
    }
     break;
     default: break;
    }
    out(CHSTATUS,0);
  }
}