A175399 Sequence of resulting numbers after 2nd step of iteration defined in A175398.

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 8, 1, 9, 1296, 1, 1073741824, 25, 1, 3, 9, 128, 8, 4096, 1628413597910449, 72057594037927936, 221073919720733357899776, 1, 1, 4, 1, 1296, 1073741824, 1, 1, 1

Offset: 0

Author

Jaroslav Krizek, May 01 2010

Keywords

• nonn

Comments

See A175398, A175400, A175401, A175402, A175403.

Examples

			For n = 29: a(29) = 25 because for the number 29 there are 4 steps of defined iteration: {2^9 = 512}, {(5^1)^2 = 25}, {2^5 = 32}, {3^2 = 9}, and the 2nd step of the iteration ends with 25.