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!)
A305757 Inverse Euler transform of q*(j-720) where j is j-function (A000521). 5

%I #24 Jun 11 2018 08:03:37

%S 24,196584,16773144,-18919981056,-3292295086056,2312547886368744,

%T 640457437563740184,-302667453389051314176,-123005476312830648176616,

%U 39529719620247267255853032,23306082528463942764630528024,-4849033309391159571741461446656

%N Inverse Euler transform of q*(j-720) where j is j-function (A000521).

%C (Conjecture) Let {b_n} = inverse Euler transform of (q*(j+144*k)). b_n is a multiple of 24.

%H Seiichi Manyama, <a href="/A305757/b305757.txt">Table of n, a(n) for n = 1..377</a>

%H N. J. A. Sloane, <a href="/transforms.txt">Transforms</a>

%F q*(j-720) = Product_{k>0} (1 - x^k)^(-a(k)).

%e (1-x)^(-24) * (1-x^2)^(-196584) * (1-x^3)^(-16773144) * (1-x^4)^18919981056 * ... = 1 + 24*x + 196884*x^2 + 21493760*x^3 + 864299970*x^4 + ... .

%Y Inverse Euler transform of q*(j+144*k): (-1)*A192731 (k=0), this sequence (k=-5), (-1)*A289061 (k=-12).

%Y Cf. A000521, A007240 (j-720), A302407, A305756.

%K sign

%O 1,1

%A _Seiichi Manyama_, Jun 10 2018

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)