# A355508 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 6 4 12 5 20 6 1830 7 15162 8 82376 9 3326472 10 59467050 11 678585710 12 20553790092 13 563969783676 14 10776243950654 15 318310813941330 16 10988438698692240 17 303144002003606672 18 9910024990673571666 19 392381835437286982998 20 14072003919511407720020