# A072536 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 13 5 29 6 47 7 89 8 223 9 359 10 983 11 2011 12 4789 13 9749 14 24593 15 63247 16 151429 17 414949 18 932483 19 2368097 20 7240291 21 17142031 22 31486613 23 99310681 24 245196613 25 627886811 26 1714144123 27 5036961509 28 13657860553 29 39103788247 30 95188254433