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A262551 Triangle read by rows: coefficients in Bell's formula for number of ways of making change with a certain set of coins. 0
1, 1, 1, 1, 9, 10, 1, 10, 19, 10, 1, 405, 2735, 4825, 2500, 1, 406, 3140, 7560, 7325, 2500, 1, 3953, 54077, 213505, 360580, 277200, 80000 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..28.

G. Blom and C.-E. Froeberg, Om myntvaexling (On money-changing) [Swedish], Nordisk Matematisk Tidskrift, 10 (1962), 55-69, 103. [Annotated scanned copy]

EXAMPLE

Triangle begins:

1,

1,1,

1,9,10,

1,10,19,10,

1,405,2735,4825,2500,

1,406,3140,7560,7325,2500,

1,3953,54077,213505,360580,277200,80000,

...

CROSSREFS

Sequence in context: A318147 A324663 A109409 * A160563 A158286 A126839

Adjacent sequences:  A262548 A262549 A262550 * A262552 A262553 A262554

KEYWORD

nonn,tabl,more

AUTHOR

N. J. A. Sloane, Oct 09 2015

STATUS

approved

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Last modified June 24 18:46 EDT 2021. Contains 345419 sequences. (Running on oeis4.)