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A133120 Sum of all n-digit Bell numbers. +0
1
9, 67, 1080, 4140, 21147, 794545, 4213597, 27644437, 190899322, 1382958545 (list; graph; listen)
OFFSET

1,1

LINKS

Eric Weisstein's World of Mathematics, Bell Number

EXAMPLE

Sum of all 1-digit Bell numbers is 9.

Sum of all 2-digit Bell numbers is 67.

Sum of all 3-digit Bell numbers is 1080.

CROSSREFS

Cf. A000110.

Sequence in context: A016130 A115202 A002051 this_sequence A048742 A121633 A091708

Adjacent sequences: A133117 A133118 A133119 this_sequence A133121 A133122 A133123

KEYWORD

nonn,base

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Sep 18 2007

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Last modified December 4 20:00 EST 2008. Contains 151309 sequences.


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