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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A179831 Quadrisection of the fourth central column of triangle A122242, a(n) = A179830((4*n)+1). 6
 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Conjecture: the last zero (119th) occurs at n=164, after which only ones occur. LINKS A. Karttunen, Table of n, a(n) for n = 1..256 FORMULA a(n) = A179830((4*n)+1). CROSSREFS Cf. A179832-A179834, and also A179771, A179776. Sequence in context: A244063 A080343 A011664 * A094091 A080679 A144193 Adjacent sequences:  A179828 A179829 A179830 * A179832 A179833 A179834 KEYWORD nonn AUTHOR Antti Karttunen, Aug 03 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.

Last modified June 14 07:10 EDT 2021. Contains 345018 sequences. (Running on oeis4.)