

A316352


Decimal expansion of (BesselI(0,1/2)BesselI(1,1/2))/(BesselI(0,1/2)3*BesselI(1,1/2)).


0



2, 7, 7, 9, 8, 0, 6, 0, 7, 9, 1, 5, 0, 3, 5, 6, 9, 1, 3, 9, 0, 2, 9, 6, 2, 1, 8, 4, 5, 5, 3, 1, 2, 0, 1, 4, 6, 7, 6, 0, 7, 3, 3, 6, 5, 5, 0, 9, 6, 0, 4, 4, 1, 9, 3, 3, 3, 3, 6, 6, 5, 5, 5, 2, 4, 3, 1, 2, 6, 9
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OFFSET

1,1


COMMENTS

The continued fraction of this number is the same as that of exp(1), except that a(3n) of the continued fraction of this number is the sequence of odd numbers, 2n+1, rather than the sequence of even numbers, 2n.


LINKS

Table of n, a(n) for n=1..70.


EXAMPLE

2.77980607915035691390296218455... = 2 + 1/(1 + 1/(3 + 1/(1 + 1/(1 + 1/(5 + ...)))))


MATHEMATICA

RealDigits[(BesselI[0, 1/2]  BesselI[1, 1/2])/(BesselI[0, 1/2]  3 BesselI[1, 1/2]), 10, 70][[1]]


PROG

(PARI) (besseli(0, 1/2)besseli(1, 1/2))/(besseli(0, 1/2)3*besseli(1, 1/2)) \\ Felix FrÃ¶hlich, Jul 07 2018


CROSSREFS

Cf. A001113, A003417, A058281, A101443, A298242.
Sequence in context: A330479 A257960 A238734 * A114532 A003061 A087385
Adjacent sequences: A316349 A316350 A316351 * A316353 A316354 A316355


KEYWORD

nonn,cons


AUTHOR

Terry D. Grant, Jun 29 2018


STATUS

approved



