A024817 a(n) = [ 1/(2*t(n+1) - t(n) - t(n+2)) ], where t(n) = tan(Pi/2 - 1/n) satisfies n-1 < t(n) < n for all n >= 1.

7, 34, 87, 176, 311, 499, 751, 1074, 1478, 1973, 2566, 3268, 4086, 5030, 6110, 7333, 8710, 10248, 11957, 13847, 15925, 18202, 20685, 23384, 26309, 29467, 32869, 36522, 40436, 44621, 49084, 53836, 58884, 64238, 69908, 75901, 82228, 88896, 95915, 103295, 111043

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Crossrefs

Sequence in context: A063166 A259055 A195018 * A201230 A071598 A224036

Adjacent sequences: A024814 A024815 A024816 * A024818 A024819 A024820

Keyword

nonn

Author

Clark Kimberling

Status

approved