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.

Showing 1-2 of 2 results.

A259038 Smaller of a non-unitary amicable pair.

Original entry on oeis.org

48, 192, 252, 448, 768, 1792, 3240, 7936, 11616, 11808, 49152, 114688, 507904, 786432, 1835008, 2080768, 3145728, 7340032, 8126464, 32505856, 33292288, 133169152, 2147221504, 8588886016
Offset: 1

Views

Author

Mauro Fiorentini, Jun 17 2015

Keywords

Comments

This sequence is strictly increasing (and A259039, which contains the larger number in each pair, is sorted by this sequence).

Crossrefs

Cf. A034448, A259037, A259039.

Extensions

a(23)-a(24) added by Amiram Eldar, Sep 27 2018 from the b-file at A259037.

A259039 Larger of a non-unitary amicable pair.

Original entry on oeis.org

56, 248, 328, 496, 1016, 2032, 6462, 8128, 17412, 20538, 65528, 131056, 524224, 1048568, 2097136, 2096896, 4194296, 8388592, 8388544, 33554368, 33554176, 134217472, 2147467264, 8589918208
Offset: 1

Views

Author

Mauro Fiorentini, Jun 17 2015

Keywords

Comments

The elements 2097136, 8388592, etc. are intentionally out of numerical order so that a(n) and A259038(n) form an amicable pair.

Crossrefs

Cf. A034448, A259037, A259038.

Extensions

a(23)-a(24) added by Amiram Eldar, Sep 27 2018 from the b-file at A259037.
Showing 1-2 of 2 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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