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A075509 Row sums of triangle A075505. 3
1, 11, 131, 1761, 27601, 506651, 10674211, 251686881, 6524202561, 183991725451, 5605930566051, 183428104316161, 6409252239788881, 237948848526923611, 9346097294356706051, 386966245108218203201 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

FORMULA

a(n)=sum((10^(n-m))*S2(n, m), m=1..n), n>=1, with S2(n, m) := A008277(n, m) (Stirling2).

E.g.f.: exp(exp(10*x)-1)/10)-1.

CROSSREFS

Cf. A075508.

Sequence in context: A015606 A077417 A082148 * A061113 A101334 A068645

Adjacent sequences:  A075506 A075507 A075508 * A075510 A075511 A075512

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Oct 02, 2002

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Last modified February 15 10:28 EST 2012. Contains 205763 sequences.