# A068866 (b-file synthesized from sequence entry) 1 1 2 3 3 6 4 10 5 28 6 36 7 45 8 78 9 91 10 105 11 136 12 406 13 465 14 561 15 666 16 703 17 946 18 1081 19 3240 20 6555 21 7260 22 9045 23 32640 24 46971 25 47586 26 48828 27 51360 28 70876 29 72390 30 94395 31 319600 32 719400 33 903840 34 914628 35 4862521 36 5092836 37 5112003 38 5131206 39 6898755 40 7108335 41 9122856