# A000563 (b-file synthesized from sequence entry) 5 13 6 192 7 1085 8 3880 9 10656 10 24626 11 50380 12 94128 13 163943 14 270004 15 424839 16 643568 17 944146 18 1347606 19 1878302 20 2564152 21 3436881 22 4532264 23 5890369 24 7555800 25 9577940 26 12011194 27 14915232 28 18355232 29 22402123 30 27132828 31 32630507 32 38984800 33 46292070