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A093726
Given the infinite continued fraction (1+i)+((1+i)/(1+i)+((1+i)/((1+i)+...)))), where i is the square root of (-1), this is the numerator of the imaginary part of the convergents.
2
1, 1, 4, 3, 11, 97, 280, 101, 2337, 2251, 19516, 14101, 163009, 16245, 30256, 245929, 11371969, 32865601, 94983348, 22875581, 19349753, 2292794785, 6626299912, 2393795271, 2635503517, 159951677089, 462268926316, 11517086141
OFFSET
1,3
MATHEMATICA
Table[ Im[ Numerator[ FromContinuedFraction[ Table[1 + I, {n}]]]], {n, 30}]
CROSSREFS
KEYWORD
frac,nonn
AUTHOR
Robert G. Wilson v, Mar 11 2004
STATUS
approved