A195672 Numbers that can be formed using its own digits in order and only addition and fourth power operators.

264, 1386, 1634, 2401, 2403, 2407, 3786, 6572, 6579, 8208, 8970, 8971, 8972, 8973, 8974, 8975, 8976, 8977, 8978, 8979, 9474, 15283, 28570, 28571, 28572, 28573, 28574, 28575, 28576, 28577, 28578, 28579, 36499, 38564, 65540, 65541, 65542, 65543, 65544, 65545

Offset

1,1

Comments

One-digit numbers are excluded.

Links

Table of n, a(n) for n=1..40.

Erich Friedman, Problem of the month August 2003

Example

264 = 2 + 6 + 4^4.

Crossrefs

Cf. A194660 for cubes, A193757 for squares.

Sequence in context: A211713 A185764 A253916 * A123654 A014745 A004533

Adjacent sequences: A195669 A195670 A195671 * A195673 A195674 A195675

Keyword

nonn,base

Author

Kausthub Gudipati, Sep 22 2011

Status

approved