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 1-4 of 4 results.

A116252 n times n+2 gives the concatenation of two numbers m and m-5.

Original entry on oeis.org

80, 8156, 9800, 467346, 532653, 998000, 76450588, 99980000, 7801738414, 8593817622, 9208120792, 9999800000, 346667333466, 401461854014, 598538145985, 653332666533, 945207479452, 999998000000, 48349470735059
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Crossrefs

A116120 Numbers k such that k concatenated with k-5 gives the product of two numbers which differ by 1.

Original entry on oeis.org

7, 55, 5255, 6295, 75511, 92137, 5551405, 7943911, 1257669432489239675, 2148743977942130765, 2877834685014859837, 4164942361780146967, 10235898967817894552965, 15389481849681116007757
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Crossrefs

A116246 n times n+1 gives the concatenation of two numbers m and m-6.

Original entry on oeis.org

76, 3940697271069731588503127963131864400305034240, 4151390954867901940837042502762708788079731027, 4640791465716781132715600310864305127175798262
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Examples

			76 * 77 = 58//52, where // denotes concatenation.
		

Crossrefs

Formula

a(n) = A116234(n)+1. - R. J. Mathar, Apr 24 2007

A116265 n times n+1 gives the concatenation of two numbers m and m-3.

Original entry on oeis.org

96013, 3812029082958589067221817215314, 6187970917041410932778182784686, 3189731673290266386838927279556315882
Offset: 1

Views

Author

Giovanni Resta, Feb 06 2006

Keywords

Examples

			96013 * 96014 = 92185//92182, where // denotes concatenation.
		

Crossrefs

Showing 1-4 of 4 results.