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.

A324260 Subsequence of A324257 (Conceited Numbers) where the distinct prime factors are concatenated without multiplicity.

Original entry on oeis.org

735, 3792, 1341275, 1713192, 2971137, 4773132, 13115375, 13731373, 22940075, 29373375, 31373137, 71624133, 121719472, 183171409, 221397372, 241153517, 311997175, 319953792, 331191135, 1019127375, 1147983375, 1190911909, 1453312395
Offset: 1

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Author

Deron Stewart, Feb 19 2019

Keywords

Comments

Subsequence of A083359.
Overlap of the distinct primes is allowed per A324257. Terms without overlap form the subsequence A121342.

Examples

			4773132 = 2^2 * 3^2 * 7 * 13 * 31 * 47 formed by 47||7||[3(1][3)]||2. The 6 distinct prime factors are used once each, with 3, 13 and 31 overlapping.
		

Crossrefs