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A282852 37-gonal numbers: a(n) = n*(35*n-33)/2. 1

%I

%S 0,1,37,108,214,355,531,742,988,1269,1585,1936,2322,2743,3199,3690,

%T 4216,4777,5373,6004,6670,7371,8107,8878,9684,10525,11401,12312,13258,

%U 14239,15255,16306,17392,18513,19669,20860,22086,23347,24643,25974

%N 37-gonal numbers: a(n) = n*(35*n-33)/2.

%C According to the common formula for the polygonal numbers: (s-2)*n*(n-1)/2 + n (here s = 37).

%H <a href="/index/Pol#polygonal_numbers">Index to sequences related to polygonal numbers</a>

%H <a href="/index/Rec#order_03">Index entries for linear recurrences with constant coefficients</a>, signature (3,-3,1).

%t Table[n(35n-33)/2, {n, 40}]

%o (Python)

%o for n in range(0,51):

%o ... print(n*(35*n-33)/2)

%o (PARI) for(n=0,100,print1(n*(35*n-33)/2,", ")) \\ _Derek Orr_, Feb 27 2017

%Y Cf. A254474, A000217.

%K nonn,easy

%O 0,3

%A _Nathan John Eaves_, Feb 23 2017

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Last modified July 10 23:30 EDT 2020. Contains 335600 sequences. (Running on oeis4.)