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Search: id:A153037
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A153037 a(n)=2*n^2+16n+23 +0
3
23, 41, 63, 89, 119, 153, 191, 153, 191, 233, 279, 329, 383, 441, 503, 569, 639, 713, 791, 873, 959, 1049, 1143, 1241, 1343, 1449, 1559, 1673, 1791, 1913, 2039, 2169, 2303, 2441, 2583, 2729, 2879, 3033, 3191, 3353, 3519, 3689, 3863, 4041, 4223, 4409 (list; graph; listen)
OFFSET

1,1

COMMENT

Sixth diagonal of triangle [A154685]

FORMULA

a(n)=2*n^2+16n+23

EXAMPLE

For n=0, a(0)=23; n=1, a(1)=41

CROSSREFS

Cf. A153039, A154685

Sequence in context: A115699 A163635 A083444 this_sequence A106970 A155702 A114379

Adjacent sequences: A153034 A153035 A153036 this_sequence A153038 A153039 A153040

KEYWORD

nonn

AUTHOR

Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Jan 25 2009

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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