A114472 Number of decimal digits in SchroederNumber[10^n].

1, 7, 74, 761, 7650, 76548, 765543, 7655504

Offset

0,2

Links

Table of n, a(n) for n=0..7.

Eric Weisstein's World of Mathematics, Schroeder Number

Formula

Limit[Log[10, a(n)]/n, n->Infinity] = Log[10, 3+2*sqrt(2) ] = 0.765551370675726156638799048... since the real root possessing the smallest absolute value of expression (1-6*x+x^2) (found in the g.f.) equals 1/(3+2*sqrt(2)). (See A104178.) - Paul D. Hanna, Dec 01 2005

Crossrefs

Cf. A006318, A114470.

Sequence in context: A137141 A275618 A377097 * A000901 A295245 A365844

Adjacent sequences: A114469 A114470 A114471 * A114473 A114474 A114475

Keyword

nonn,base,changed

Author

Eric W. Weisstein, Nov 30 2005

Status

approved