# A002901 (b-file synthesized from sequence entry) 0 0 1 1 2 8 3 26 4 63 5 124 6 214 7 341 8 510 9 726 10 997 11 1328 12 1724 13 2193 14 2740 15 3370 16 4091 17 4908 18 5826 19 6853 20 7994 21 9254 22 10641 23 12160 24 13816 25 15617 26 17568 27 19674 28 21943 29 24380 30 26990 31 29781 32 32758 33 35926 34 39293