Number of prime factors of sona-becs

number of prime factors of the entries in the sona-bec triangle, i.e. A001222( A227960 )
http://oeis.org/A227960
http://pastebin.com/raw.php?i=t8eFAVZi

 1
 2   2
 4   4   3   3
 8   8   7   7   7   4   5   4
16  16  15  15  15  13  13  12  12  13  12   7   7   7   5   5
32  32  31  31  31  29  29  29  28  28  29  28  26  25  24  27  23  26  20  24  23  21  23  22  21  21   6   5   6   9   6  13  11   7  10   7
64  64  63  63  63  61  61  61  60  60  61  60  60  58  57  57  56  59  55  56  58  52  56  55  53  55  54  53  53  45  45  46  48  45  47  45  38  47  46  37  49  38  46  47  38  41  47  40  46  38  41  38  45  41  43  41  39  39  42  39  10  7  8  9  10  9  12  10  13  7  12  19  18  20  16  17  10  12  11  9