login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A134802 Concatenation of first n partition numbers of positive integers. 0
1, 12, 123, 1235, 12357, 1235711, 123571115, 12357111522, 1235711152230, 123571115223042, 12357111522304256, 1235711152230425677, 1235711152230425677101, 1235711152230425677101135 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..14.

MATHEMATICA

Module[{nn=20, p}, p=PartitionsP[Range[nn]]; Table[FromDigits[Flatten[ IntegerDigits/@ Take[p, n]]], {n, nn}]] (* Harvey P. Dale, May 10 2021 *)

CROSSREFS

Cf. A007908, A019518. Partition numbers: A000041. See A132926 for another version of the concatenation of first n partition numbers.

Sequence in context: A262574 A159901 A159900 * A141266 A083429 A226737

Adjacent sequences:  A134799 A134800 A134801 * A134803 A134804 A134805

KEYWORD

easy,nonn,base,changed

AUTHOR

Omar E. Pol, Nov 12 2007

EXTENSIONS

Edited by Charles R Greathouse IV, Apr 25 2010

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 May 17 21:11 EDT 2021. Contains 343990 sequences. (Running on oeis4.)