cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A265889 Primes which are multiple-digit narcissistic numbers in at least one base.

Original entry on oeis.org

5, 13, 17, 29, 37, 41, 43, 53, 61, 83, 97, 101, 109, 113, 127, 173, 181, 197, 229, 257, 281, 293, 307, 313, 353, 397, 401, 419, 421, 433, 457, 541, 577, 613, 641, 661, 677, 701, 733, 761, 769, 811, 857, 863, 997, 1013, 1061, 1093, 1153, 1201, 1229, 1277, 1297
Offset: 1

Views

Author

Tim Johannes Ohrtmann, Dec 18 2015

Keywords

Crossrefs

Intersection of A000040 and A256359.

Programs

  • Mathematica
    Select[Prime@ Range@ 250, Function[k, AnyTrue[Range[2, k], Total[#^Length@ #] &@ IntegerDigits[k, #] == k &]]] (* Version 10, or *)
    Select[Prime@ Range@ 250, Function[k, Total@ Boole[Total[#^Length@ #] &@ IntegerDigits[k, #] == k & /@ Range[2, k]] > 0]] (* Michael De Vlieger, Apr 30 2016 *)
Showing 1-1 of 1 results.