# A134549 (b-file synthesized from sequence entry) 0 310 1 521 2 831 3 1352 4 2183 5 34135 6 55218 7 893413 8 1445521 9 2338934 10 37714455 11 61023389 12 987377144 13 1597610233 14 2584987377 15 41811597610 16 67652584987 17 1094641811597 18 1771167652584 19 28657109464181 20 46368177116765