A281733 - cp's OEIS frontend

A281733 Positive integers T_i such that Sum_{k >= 0} (S_k * x^(2k+1)) + 1/24 - Sum_{k >= 1} (T_k x^(2k)) = (cos((2/3) arccos(6 * sqrt(3) * x)))/12 for all real x with |x| <= 1/(6 * sqrt(3)), where S_k = A176898(k).

n	a(n)
1	1
2	32
3	1792
4	122880
5	9371648
6	763363328
7	65028489216
8	5722507051008
9	516147694796800
10	47463855386787840
11	4433247375867248640
12	419423751734223175680
13	40109816011998942461952
14	3870915577031009050296320
15	376519953782381735485374464
16	36874663860751966094632157184

[1, 32, 1792, 122880, 9371648, 763363328, 65028489216, 5722507051008, 516147694796800, 47463855386787840, 4433247375867248640, 419423751734223175680, 40109816011998942461952, 3870915577031009050296320, 376519953782381735485374464, 36874663860751966094632157184]

cp's OEIS Frontend

A281733 Positive integers T_i such that Sum_{k >= 0} (S_k * x^(2k+1)) + 1/24 - Sum_{k >= 1} (T_k x^(2k)) = (cos((2/3) arccos(6 * sqrt(3) * x)))/12 for all real x with |x| <= 1/(6 * sqrt(3)), where S_k = A176898(k).

Table of values

List of values

cp's OEIS Frontend

A281733 Positive integers T_i such that Sum_{k >= 0} (S_k * x^(2*k+1)) + 1/24 - Sum_{k >= 1} (T_k * x^(2*k)) = (cos((2/3) * arccos(6 * sqrt(3) * x)))/12 for all real x with |x| <= 1/(6 * sqrt(3)), where S_k = A176898(k).

Table of values

List of values

A281733 Positive integers T_i such that Sum_{k >= 0} (S_k * x^(2k+1)) + 1/24 - Sum_{k >= 1} (T_k x^(2k)) = (cos((2/3) arccos(6 * sqrt(3) * x)))/12 for all real x with |x| <= 1/(6 * sqrt(3)), where S_k = A176898(k).