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A096463
Denominators of convergents to Pi/2.
2
1, 2, 7, 219, 226, 32989, 33215, 165849, 364913, 3085153, 3450066, 23785549, 27235615, 78256779, 262005952, 340262731, 1623056876, 1963319607, 11439654911, 13402974518, 560961610149, 574364584667, 1709690779483
OFFSET
1,2
LINKS
I. Rosenholtz, Tangent sequences, world records, ..., Math. Mag., 72 (No. 5, 1999), 367-376.
EXAMPLE
1, 2, 3/2, 11/7, 344/219, 355/226, ...
CROSSREFS
Sequence in context: A333740 A306951 A181864 * A048560 A261267 A020459
KEYWORD
nonn,frac,easy
AUTHOR
N. J. A. Sloane, Aug 16 2004
EXTENSIONS
More terms from Matthew Conroy, Jan 16 2006
STATUS
approved