# A002234 (b-file synthesized from sequence entry) 1 2 2 3 3 6 4 30 5 75 6 81 7 115 8 123 9 249 10 362 11 384 12 462 13 512 14 751 15 822 16 5312 17 7755 18 9531 19 12379 20 15822 21 18885 22 22971 23 23005 24 98726 25 143018 26 151023 27 667071 28 1195203 29 1268979 30 1467763 31 2013992 32 2367906 33 3752948 34 17016602