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.

A092853 Number of composites > mean composite (=A092802(n)) below 10^n.

Original entry on oeis.org

2, 37, 418, 4398, 45288, 461339, 4671939, 47150884, 474823446, 4774453663, 47957215384, 481331669604, 4828116680970, 48407394207052, 485163305702187
Offset: 1

Views

Author

Enoch Haga, Mar 07 2004

Keywords

Examples

			At 10^1 there are 4 composites: 4+6+8+9=27. The rounded mean is 27\4=7. there are 2 composites over 7: 8 and 9, so a(1)=2.

Crossrefs

Cf. A092802, A092853, A092854.

Formula

a(n) = A092871(n) - A092852(n) = A065894(n) - 1 - A092852(n). - Max Alekseyev, Aug 15 2013

Extensions

Terms a(9)-a(15) from Max Alekseyev, Aug 15 2013

A092854 Difference between number of composites > and <= mean (=A092802(n)) below 10^n.

Original entry on oeis.org

0, 1, 6, 27, 170, 1178, 8459, 63225, 494428, 3959839, 32485583, 271251228, 2298898781, 19730164908, 171181827045
Offset: 1

Views

Author

Enoch Haga, Mar 07 2004

Keywords

Examples

			a(3)=6 because the count at 10^3 in A092853 is 418 and in A092852 it is 412. 418-412=6.

Crossrefs

Cf. A092802, A092852, A092853.

Formula

a(n) = A092853(n) - A092852(n).

Extensions

a(9)-a(15) from Max Alekseyev, Aug 15 2013
Showing 1-2 of 2 results.

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