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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.

A077305 Partition the concatenation 468910121415161820212224252627283032... of composite numbers into successive strings such that the n-th string is a multiple of prime(n) and > prime(n).

Table of values

n a(n)
1 4
2 6
3 8910
4 121415
5 161820212224
6 25262728303233343
7 536383940424445464849505152
8 5455565
9 758606263
10 6465666
11 8697072747576777880818
12 2848586878890919293949
13 59698991001021041051061081101111121141151161171181191201

List of values

[4, 6, 8910, 121415, 161820212224, 25262728303233343, 536383940424445464849505152, 5455565, 758606263, 6465666, 8697072747576777880818, 2848586878890919293949, 59698991001021041051061081101111121141151161171181191201]

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

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