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A100184 Structured octagonal anti-prism numbers. 1
1, 16, 64, 164, 335, 596, 966, 1464, 2109, 2920, 3916, 5116, 6539, 8204, 10130, 12336, 14841, 17664, 20824, 24340, 28231, 32516, 37214, 42344, 47925, 53976, 60516, 67564, 75139, 83260, 91946, 101216 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..10000

FORMULA

a(n)=(1/6)*(19*n^3-15*n^2+2*n) [Corrected by Luca Colucci, Mar 01 2011]

PROG

(MAGMA) [(1/6)*(19*n^3-15*n^2+2*n): n in [1..40]]; // Vincenzo Librandi, Aug 18 2011

CROSSREFS

Cf. A100185 - structured anti-prisms; A100145 for more on structured numbers.

Sequence in context: A205064 A102860 A136264 * A190099 A059165 A073718

Adjacent sequences:  A100181 A100182 A100183 * A100185 A100186 A100187

KEYWORD

easy,nonn

AUTHOR

James A. Record (james.record(AT)gmail.com). Nov 07, 2004.

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Last modified February 15 16:21 EST 2012. Contains 205823 sequences.