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20, 210, 400, 590, 780, 970, 1160, 1350, 1540, 1730, 1920, 2110, 2300, 2490, 2680, 2870, 3060, 3250, 3440, 3630, 3820, 4010, 4200, 4390, 4580, 4770, 4960, 5150, 5340, 5530, 5720, 5910, 6100, 6290, 6480, 6670, 6860, 7050, 7240, 7430
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| Numbers of the 20th column of positive numbers in the square array of nonnegative and polygonal numbers A139600. Also, numbers of the 20th column in the square array A057145.
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..5000
Index to sequences with linear recurrences with constant coefficients, signature (2,-1).
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PROG
| (MAGMA) [10*(19*n + 2): n in [0..50]]; // Vincenzo Librandi, Jul 23 2011
(PARI) a(n)=190*n+20 \\ Charles R Greathouse IV, Oct 05 2011
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CROSSREFS
| Sequence in context: A162359 A161880 A074668 * A094311 A162640 A060853
Adjacent sequences: A139617 A139618 A139619 * A139621 A139622 A139623
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KEYWORD
| easy,nonn
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AUTHOR
| Omar E. Pol (info(AT)polprimos.com), May 21 2008
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