A135234 Numbers n such that n = s^pi(s) where s is sum of its digits.

1, 2, 2401, 612220032

Offset

1,2

Links

Table of n, a(n) for n=1..4.

Example

612220032 = (6+1+2+2+2+0+0+3+2)^pi(6+1+2+2+2+0+0+3+2), so 612220032 is in the sequence.

Crossrefs

Cf. A135235, A135236, A135237.

Sequence in context: A133074 A280312 A276650 * A274962 A199948 A261382

Adjacent sequences: A135231 A135232 A135233 * A135235 A135236 A135237

Keyword

fini,full,nonn,base

Author

Farideh Firoozbakht, Nov 24 2007

Status

approved