# A076047 (b-file synthesized from sequence entry) 1 2 2 3 3 5 4 7 5 13 6 17 7 41 8 139 9 151 10 199 11 271 12 307 13 751 14 1217 15 3343 16 3617 17 4001 18 4241 19 40841 20 97169 21 117017 22 203897 23 746153 24 123090449 25 137542193 26 256534591 27 21249911167 28 88109383889 29 112332648583 30 85726065193313 31 226411321073393