# A020340 (b-file synthesized from sequence entry) 2 36 3 4 4 378225 5 7056 6 14393520729 7 16 8 9 9 557904400 10 1322314049613223140496 11 36 12 613401598811409576100 13 321418490709904 14 837225 15 16 16 7535664872989640713426833504575377836025 17 36 18 16900 19 100 20 7112889