# A195948 (b-file synthesized from sequence entry) 1 1 2 5 3 25 4 125 5 625 6 3125 7 15625 8 78125 9 1953125 10 9765625 11 48828125 12 762939453125 13 3814697265625 14 931322574615478515625 15 116415321826934814453125 16 34694469519536141888238489627838134765625