# A294422 (b-file synthesized from sequence entry) 0 1 1 3 2 7 3 12 4 21 5 36 6 59 7 97 8 158 9 258 10 418 11 678 12 1098 13 1778 14 2878 15 4658 16 7538 17 12199 18 19739 19 31940 20 51681 21 83623 22 135306 23 218931 24 354239 25 573172 26 927413 27 1500587 28 2428002 29 3928591 30 6356595 31 10285189 32 16641786 33 26926977 34 43568765 35 70495744