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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.

A231092 Initial members of abundant septuplets, i.e., values of n such that (n, n+2, n+4, n+6, n+8, n+10, n+12) are all abundant numbers.

Table of values

n a(n)
1 221355126
2 221355128
3 402640540
4 402640542
5 668862580
6 668862582
7 739577140
8 739577142
9 1415514246
10 1415514248
11 1598558646
12 1598558648
13 1678915540
14 1678915542
15 1714512246
16 1714512248
17 1812156340
18 1812156342
19 1829740086
20 1829740088
21 1892686326
22 1892686328

List of values

[221355126, 221355128, 402640540, 402640542, 668862580, 668862582, 739577140, 739577142, 1415514246, 1415514248, 1598558646, 1598558648, 1678915540, 1678915542, 1714512246, 1714512248, 1812156340, 1812156342, 1829740086, 1829740088, 1892686326, 1892686328]

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

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