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A077590
Decimal expansion of imaginary part of the infinite power tower of i.
9
3, 6, 0, 5, 9, 2, 4, 7, 1, 8, 7, 1, 3, 8, 5, 4, 8, 5, 9, 5, 2, 9, 4, 0, 5, 2, 6, 9, 0, 6, 0, 0, 0, 6, 5, 3, 8, 2, 6, 5, 7, 7, 0, 3, 0, 7, 8, 6, 0, 2, 7, 0, 0, 4, 7, 4, 1, 4, 5, 1, 2, 9, 8, 3, 8, 0, 4, 6, 0, 1, 9, 5, 2, 1, 1, 5, 0, 7, 7, 3, 0, 5, 3, 2, 9, 2, 2, 7, 5, 4, 1, 4, 0, 0, 2, 5, 6, 8, 6, 4, 7
OFFSET
0,1
LINKS
Eric Weisstein's World of Mathematics, i
Eric Weisstein's World of Mathematics, Power Tower
EXAMPLE
0.36059247187138548595294052690600065382657703078602700474145129838046019521150773...
MAPLE
evalf(Im(2*I*LambertW(-I*Pi/2)/Pi), 139); # Alois P. Heinz, Dec 12 2023
MATHEMATICA
Prepend@@RealDigits[Im[ -ProductLog[ -Log[I]]/Log[I]], 10, 150]
PROG
(PARI) z=(1+I)/2; e=.1^default(realprecision); until(e>abs(z-z-=(z-I^z)/(1-I^(z+1)*Pi/2)), ); digits(imag(z)\e) \\ M. F. Hasler, May 17 2018
CROSSREFS
Cf. A049006, A077589 (real part).
Sequence in context: A010470 A359295 A181916 * A199182 A011368 A020811
KEYWORD
nonn,cons,nice
AUTHOR
Eric W. Weisstein, Nov 07 2002
STATUS
approved