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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A322524 Primitive weird numbers (pwn; A002975) divisible by 4 but not 8.

Original entry on oeis.org

836, 45356, 91388, 243892, 254012, 338572, 343876, 388076, 29465852, 120888092, 259858324, 260378492, 410832532, 775397948, 785187524, 903217276, 989226964, 1609445332, 2358115084, 3254323124, 3381352084, 3381872252, 3781448788, 3782267372, 5056717796, 5065605532
Offset: 1

Views

Author

Robert G. Wilson v, Dec 13 2018

Keywords

Examples

			a(1) = 836 = 2^2 * 11 * 19;
a(2) = 45356 = 2^2 * 17 * 23 * 29;
a(3) = 91388 = 2^2 * 11 * 31 * 67; etc.
		

Crossrefs

Programs

  • Mathematica
    (* import the b-file in A002975 and assign it to lst *); Select[lst, IntegerExponent[#, 2] == 2 &]
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