Armstrong (or Plus Perfect, or narcissistic) numbers: n-digit numbers equal to sum of n-th powers of their digits (a finite sequence, the last term being 115132219018763992565095597973971522401).
1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634, 8208, 9474, 54748, 92727, 93084
4 seqfan posts
Sun Nov 6 00:19:13 CET 2011 [seqfan] Re: Submission suggestion
Mon Sep 26 18:28:28 CEST 2011 [seqfan] Re: broken links to pages from W. Schneider
Wed Jun 17 18:06:35 CEST 2009 [seqfan] Re: Sloane's Sequence A023052
Sun Apr 26 19:20:04 CEST 2009 [seqfan] Pseudo-Altruistic Number Search
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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