# A178940 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 3 4 6 5 9 6 18 7 27 8 50 9 79 10 138 11 215 12 378 13 583 14 986 15 1557 16 2574 17 4011 18 6630 19 10269 20 16682 21 26041 22 41670 23 64577 24 103434 25 159313 26 252062 27 389895 28 611862 29 940437 30 1474626 31 2256927 32 3512906 33 5384611 34 8327274 35 12708827 36 19646946 37 29869723 38 45911834 39 69859113