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A028267 Number of distinct elements in 3-Pascal triangle A028262 (by row). +0
1
1, 3, 4, 5, 8, 6, 13, 7, 19, 26, 45, 9, 34, 71, 90, 10, 43, 105, 161, 11, 53, 148, 266, 322, 12, 64, 201, 414, 588, 76, 265, 615, 1002, 1176, 14, 89, 341, 880, 1617, 2178, 15, 103, 430, 1221, 2497, 3795, 4356, 16, 118, 533, 1651, 3718, 6292, 8151, 17, 134, 651 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A101761 A035359 A143593 this_sequence A092997 A021747 A105020

Adjacent sequences: A028264 A028265 A028266 this_sequence A028268 A028269 A028270

KEYWORD

nonn,easy,tabf

AUTHOR

Mohammad K. Azarian (ma3(AT)evansville.edu)

EXTENSIONS

More terms from James A. Sellers (sellersj(AT)math.psu.edu)

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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