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 1-3 of 3 results.

A101886 Smallest natural number sequence without any length 4 equidistant arithmetic subsequences.

Original entry on oeis.org

1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 16, 18, 19, 20, 22, 24, 27, 28, 29, 31, 32, 35, 36, 37, 39, 41, 42, 43, 47, 48, 50, 51, 53, 55, 58, 60, 61, 63, 65, 66, 68, 70, 71, 72, 77, 78, 80, 82, 85, 86, 87, 89, 90, 91, 94, 95, 96, 98, 99, 100, 102, 103, 104, 107, 109, 110, 111, 114
Offset: 1

Views

Author

Douglas Stones (dssto1(AT)student.monash.edu.au), Dec 20 2004

Keywords

Examples

			4 is out because of 1,2,3,4. 13 is out because of 1,5,9,13.

Crossrefs

Cf. A101887, A101884, A101888.
A selection of sequences related to "no three-term arithmetic progression": A003002, A003003, A003278, A004793, A005047, A005487, A033157, A065825, A092482, A093678, A093679, A093680, A093681, A093682, A094870, A101884, A101886, A101888, A140577, A185256, A208746, A229037.

A101885 Natural numbers excluding A101884.

Original entry on oeis.org

3, 6, 7, 10, 13, 14, 15, 17, 20, 22, 23, 24, 25, 27, 30, 31, 34, 37, 38, 40, 41, 42, 45, 48, 49, 50, 51, 52, 53, 55, 57, 58, 61, 64, 65, 66, 67, 70, 73, 74, 75, 76, 77, 78, 79, 81, 83, 84, 85, 87, 89, 90, 92, 95, 96, 97, 98, 100, 101, 102, 104, 105, 107, 108, 109, 110, 111
Offset: 1

Views

Author

Douglas Stones (dssto1(AT)student.monash.edu.au), Dec 20 2004

Keywords

Crossrefs

Cf. A101884, A101887, A101889.

A101889 Natural numbers excluding A101888.

Original entry on oeis.org

5, 10, 15, 20, 21, 26, 31, 36, 41, 42, 47, 52, 57, 62, 63, 68, 73, 78, 83, 84, 85, 89, 94, 99, 104, 106, 109, 114, 119, 121, 124, 126, 128, 133, 138, 143, 147, 148, 149, 153, 158, 163, 165, 168, 173, 178, 183, 186, 188, 189, 191, 196, 201, 203, 206, 210, 211, 216
Offset: 1

Views

Author

Douglas Stones (dssto1(AT)student.monash.edu.au), Dec 20 2004

Keywords

Crossrefs

Cf. A101888, A101885, A101887.
Showing 1-3 of 3 results.

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

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