login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A306188 Number of n-times strict partitions of n. 3
1, 1, 1, 4, 11, 41, 154, 904, 4927, 35398, 234454, 1965976, 16589885, 157974740, 1480736877, 16406078770, 177232251249, 2151696598160, 25726133391191, 346746928400037, 4607758596471426, 67562340652906942, 969200312705046531, 15386051753617360150 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..480

MAPLE

b:= proc(n, i, k) option remember; `if`(i*(i+1)/2<n, 0, `if`(n=0 or

      k=0, 1, b(n, i-1, k)+b(i$2, k-1)*b(n-i, min(n-i, i-1), k)))

    end:

a:= n-> b(n$3):

seq(a(n), n=0..25);

CROSSREFS

Cf. A000009, A261280, A306187.

Sequence in context: A151455 A149269 A149270 * A307702 A214167 A278988

Adjacent sequences:  A306185 A306186 A306187 * A306189 A306190 A306191

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Jan 27 2019

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 22 06:54 EDT 2019. Contains 328315 sequences. (Running on oeis4.)