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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A101085 Diagonal below the main diagonal of A083796, i.e., a(n) = A083796(n, n-1). 2

%I

%S 2,2,5,4,8,6,11,8,24,10,17,12,20,14,135,16,26,18,29,20,252,22,35,24,

%T 90,26,153,28,44,30,47,32,594,34,665,36,56,38,819,40,62,42,65,44,1080,

%U 46,71,48,224,50,1377,52,80,54,1595,56,1710,58,89,60,92,62,2079,64,2210,66

%N Diagonal below the main diagonal of A083796, i.e., a(n) = A083796(n, n-1).

%C a(n) is the least k such that 1) n divides k + (n-1)(n-2)/2; 2) k > n-2; 3) A048671(n-1) divides k.

%Y Cf. A048671, A083796, A083797.

%K easy,nonn,less

%O 2,1

%A _David Wasserman_, Nov 30 2004

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 January 18 05:37 EST 2022. Contains 350419 sequences. (Running on oeis4.)