# A097589 (b-file synthesized from sequence entry) 1 3 2 8 3 15 4 28 5 51 6 68 7 87 8 110 9 147 10 208 11 275 12 336 13 407 14 454 15 561 16 620 17 681 18 790 19 879 20 982 21 1061 22 1212 23 1409 24 1510 25 1613 26 1846 27 2069 28 2196 29 2419 30 2610 31 2773 32 3002 33 3645 34 3884 35 4041 36 4208 37 4647 38 4886 39 5085 40 5276 41 5475 42 5858 43 6091 44 6842 45 7155 46 7928 47 8535 48 8848