A020659 Lexicographically earliest increasing sequence of nonnegative numbers that contains no arithmetic progression of length 8.

0, 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 49, 58, 59, 60, 61, 62, 63, 64, 66, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78, 80, 83, 84, 86, 87, 88, 90, 91, 92, 94, 95, 96, 99

Offset

1,3

Links

David W. Wilson, Table of n, a(n) for n = 1..10000

Crossrefs

Summary of increasing sequences avoiding arithmetic progressions of specified lengths (the second of each pair is obtained by adding 1 to the first):

3-term AP: A005836 (>=0), A003278 (>0);

4-term AP: A005839 (>=0), A005837 (>0);

5-term AP: A020654 (>=0), A020655 (>0);

6-term AP: A020656 (>=0), A005838 (>0);

7-term AP: A020657 (>=0), A020658 (>0);

8-term AP: A020659 (>=0), A020660 (>0);

9-term AP: A020661 (>=0), A020662 (>0);

10-term AP: A020663 (>=0), A020664 (>0).

Sequence in context: A172251 A286997 A187396 * A047304 A020658 A195178

Adjacent sequences: A020656 A020657 A020658 * A020660 A020661 A020662

Keyword

nonn

Author

David W. Wilson

Status

approved