A051060 Record subsequence of b(3k+1), b()=A048141().

0, 0, 1, 1, 1, 2, 4, 5, 7, 9, 11, 15, 20, 25, 33, 40, 48, 60, 74, 89, 108, 130, 157, 187, 222, 262, 311, 365, 427, 500, 585, 680, 792, 915, 1059, 1222, 1407, 1615, 1857, 2123, 2425, 2770, 3162, 3592, 4086, 4633, 5254, 5946, 6723, 7586