# A240906 (b-file synthesized from sequence entry) 2 2 3 3 4 4 5 5 6 16 7 81 8 256 9 65536 10 4294967296 11 18446744073709551616 12 340282366920938463463374607431768211456 13 115792089237316195423570985008687907853269984665640564039457584007913129639936