A171307 T(n,m) = number of 0..m-1 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1

1, 2, 0, 3, 3, 0, 4, 8, 4, 0, 5, 15, 19, 3, 0, 6, 24, 53, 29, 3, 0, 7, 35, 110, 138, 57, 3, 0, 8, 48, 198, 412, 483, 122, 3, 0, 9, 63, 319, 963, 1918, 1678, 272, 3, 0, 10, 80, 485, 1897, 5607, 8708, 5634, 565, 3, 0, 11, 99, 698, 3414, 12970, 31888, 39178, 18915, 1199, 3, 0, 12

Offset

1,2

Comments

Table begins

.1.2......3.........4...........5............6............7............8

.0.3......8........15..........24...........35...........48...........63

.0.4.....19........53.........110..........198..........319..........485

.0.3.....29.......138.........412..........963.........1897.........3414

.0.3.....57.......483........1918.........5607........12970........27058

.0.3....122......1678........8708........31888........87237.......211421

.0.3....272......5634.......39178.......179072.......581303......1634504

.0.3....565.....18915......177032......1008910......3899879.....12690548

.0.3...1199.....62325......787715......5618555.....25916198.....97813140

.0.3...2510....204315.....3506973.....31323420....172441114....754163531

.0.3...5218....683210....15792653....175887250...1153047367...5834768558

.0.3..10782...2277118....70939799....985154365...7693977737..45059524937

.0.3..22794...7559559...317938418...5505577418..51259291732.347529017647

.0.3..48127..25132611..1427686705..30781490317.341879045181

.0.3..99220..83206528..6389256951.171763237854

.0.3.202249.274465209.28533745889

.0.3.415900.907716605

.0.3.855057

.0.3

.0

Links

R. H. Hardin, Table of n, a(n) for n=1..222

Crossrefs

Sequence in context: A279779 A279587 A127952 * A209693 A154344 A134409

Adjacent sequences: A171304 A171305 A171306 * A171308 A171309 A171310

Keyword

nonn,tabl

Author

R. H. Hardin Dec 06 2009

Status

approved