This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A174852 Triangle T(n,k) read by rows. T(1,1)=1, n>1 T(n,1)=A049240, k>1 T(n,k)=A051731. 2
 1, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Except for the first term the first column is equal to A049240. The rest of the table equals A051731. The first column = 0 when n is a square greater than 1. LINKS EXAMPLE Table begins: 1, 1,1, 1,0,1, 0,1,0,1, 1,0,0,0,1, 1,1,1,0,0,1, 1,0,0,0,0,0,1, 1,1,0,1,0,0,0,1, 0,0,1,0,0,0,0,0,1, 1,1,0,0,1,0,0,0,0,1, CROSSREFS Cf. A174854. Sequence in context: A117198 A271047 A054525 * A065333 A244611 A189289 Adjacent sequences:  A174849 A174850 A174851 * A174853 A174854 A174855 KEYWORD nonn,tabl AUTHOR Mats Granvik, Mar 31 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 October 22 18:08 EDT 2019. Contains 328319 sequences. (Running on oeis4.)