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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.

A128857 a(n) = least number m beginning with 1 such that the quotient m/n is obtained merely by shifting the leftmost digit 1 of m to the right end.

Table of values

n a(n)
1 1
2 105263157894736842
3 1034482758620689655172413793
4 102564
5 102040816326530612244897959183673469387755
6 1016949152542372881355932203389830508474576271186440677966

List of values

[1, 105263157894736842, 1034482758620689655172413793, 102564, 102040816326530612244897959183673469387755, 1016949152542372881355932203389830508474576271186440677966]

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

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