login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A178131
Decimal expansion of (11+3*sqrt(21))/17.
1
1, 4, 5, 5, 7, 4, 8, 6, 5, 2, 0, 5, 1, 0, 3, 0, 5, 8, 9, 3, 9, 7, 8, 9, 0, 6, 8, 1, 2, 4, 6, 1, 1, 9, 1, 4, 5, 1, 1, 4, 9, 0, 4, 1, 0, 1, 7, 8, 2, 5, 8, 3, 2, 7, 6, 9, 3, 0, 6, 8, 9, 7, 8, 6, 5, 7, 1, 8, 0, 0, 3, 1, 0, 3, 9, 0, 7, 8, 3, 0, 9, 7, 6, 3, 6, 0, 6, 3, 8, 0, 4, 6, 1, 6, 4, 9, 0, 2, 9, 9, 8, 8, 4, 2, 8
OFFSET
1,2
COMMENTS
Continued fraction expansion of (11+3*sqrt(21))/17 is A131800.
EXAMPLE
(11+3*sqrt(21))/17 = 1.45574865205103058939...
CROSSREFS
Cf. A010477 (decimal expansion of sqrt(21)), A131800 (repeat 1, 2, 5, 6).
Sequence in context: A028276 A316150 A110883 * A071570 A336047 A082448
KEYWORD
cons,nonn
AUTHOR
Klaus Brockhaus, May 20 2010
STATUS
approved