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 A139610 a(n) = 45*n + 10. 2
 10, 55, 100, 145, 190, 235, 280, 325, 370, 415, 460, 505, 550, 595, 640, 685, 730, 775, 820, 865, 910, 955, 1000, 1045, 1090, 1135, 1180, 1225, 1270, 1315, 1360, 1405, 1450, 1495, 1540, 1585, 1630, 1675, 1720, 1765, 1810, 1855, 1900 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Numbers of the 10th column of positive numbers in the square array of nonnegative and polygonal numbers A139600. LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..5000 Index entries for linear recurrences with constant coefficients, signature (2,-1). FORMULA a(n) = A057145(n+2,10). G.f.: 5*(2+7*x)/(x-1)^2. - R. J. Mathar, Jul 28 2016 PROG (MAGMA) [5*(9*n + 2): n in [0..60]]; // Vincenzo Librandi, Jul 23 2011 (PARI) a(n)=45*n+10 \\ Charles R Greathouse IV, Oct 05 2011 CROSSREFS Sequence in context: A219623 A284757 A303608 * A088404 A119334 A321780 Adjacent sequences:  A139607 A139608 A139609 * A139611 A139612 A139613 KEYWORD easy,nonn AUTHOR Omar E. Pol, Apr 27 2008 STATUS approved

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Last modified October 18 22:03 EDT 2019. Contains 328211 sequences. (Running on oeis4.)