A139181 -id:A139181 - cp's OEIS frontend

A139180 Smallest number m greater than 1 such that m=(Sum_{i=1..k} d_i!)^n where d_1 d_2 ... d_k is the decimal expansion of m, or 0 if no m exists.

2, 172603687936, 3910825640696988096, 396867211295273131775761, 13586030059671762261567625351, 4218282992523473247642107344280879104, 5572272365289149102816175194628254483025277

Offset: 1

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Farideh Firoozbakht, Apr 22 2008

base
nonn

A139181(n)=A139180(n)^(1/n).

			172603687936=(1!+7!+2!+6!+0!+3!+6!+8!+7!+9!+3!+6!)^2

Cf. A014080, A137604, A137605.

cp's OEIS Frontend

A139180 Smallest number m greater than 1 such that m=(Sum_{i=1..k} d_i!)^n where d_1 d_2 ... d_k is the decimal expansion of m, or 0 if no m exists.

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