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.

A100885 Imaginary part of the Gaussian multiperfect number associated with the real part A100884.

Original entry on oeis.org

0, 3, 2, 5, 10, 18, 12, 24, 88, 20, 84, 120, 32, 60, 209, 440, 418, 120, 950, 768, 310, 200, 1280, 1152, 2256, 3800, 600, 404, 3840, 1712, 1240, 4680, 5016, 6240, 11400, 12880, 1212, 3720, 20012, 1232, 61440
Offset: 1

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Examples

			a(1) = Im(z= 1) with sigma(z) = 1 and m = 1.
a(2) = Im(z= 1+3i) with sigma(z) = 5+5i and m = 2-i.
a(3) = Im(z= 6+2i) with sigma(z) = -10-10i and m = -1+2i.
a(4) = Im(z= 5+5i) with sigma(z) = 20i and m = 2+2i.
a(5) = Im(z= 10+10i) with sigma(z) = -40+20i and m = -1+3i.
a(6) = Im(z= 12+18i) with sigma(z) = -12+60i and m = 2+2i.
a(9) = Im(z= 28+88i) with sigma(z) = -204-32i and m = -1+2i.
		

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Extensions

Edited, all values replaced by R. J. Mathar, Mar 12 2010
a(10)-a(41) from Amiram Eldar, Feb 10 2020