# A054177 (b-file synthesized from sequence entry) 0 0 1 0 2 0 3 2 4 3 5 6 6 11 7 20 8 37 9 69 10 128 11 241 12 458 13 869 14 1666 15 3202 16 6183 17 11966 18 23227 19 45149 20 87983 21 171703 22 335520 23 656541 24 1286071 25 2521752 26 4949262 27 9721510 28 19109550 29 37589316 30 73985978 31 145708602 32 287115841 33 566037092 34 1116437422