The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A265906 a(n) = A153880(A265905(n)); also the first differences of A265905. 5
 2, 8, 38, 242, 1688, 13238, 121442, 1212968, 13211798, 160076282, 2080120448, 28952201678, 436718865962, 6985509376688, 118290516617198, 2137197890239202, 40600129761103688, 809755594446845558, 17050115848925513762, 375062123907891088808, 8608573107134508912038, 207014026157802769184402, 5174962975935097945559048 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS In factorial base (A007623) these numbers are just like those in A265905, but shifted once left, with an extra zero appended: 10, 110, 1210, 20010, 220110, 2421210, 30040010, 330440110, 3635241210, 40111110010, 441222210110, 4853444311210, 50188010430010, , ... LINKS Antti Karttunen, Table of n, a(n) for n = 1..120 FORMULA a(n) = A153880(A265905(n)). a(n) = A265905(n+1) - A265905(n). PROG (Scheme, two variants) (define (A265906 n) (A153880 (A265905 n))) (define (A265906 n) (- (A265905 (+ 1 n)) (A265905 n))) CROSSREFS Row 2 of A275950. First differences of A265905. Cf. A007623, A153880. Sequence in context: A191016 A293839 A355396 * A060389 A318917 A203122 Adjacent sequences: A265903 A265904 A265905 * A265907 A265908 A265909 KEYWORD nonn,base AUTHOR Antti Karttunen, Dec 20 2015 STATUS approved

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

Last modified January 29 11:47 EST 2023. Contains 359922 sequences. (Running on oeis4.)