This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A056379 #7 Aug 22 2017 20:53:10 %S A056379 0,0,0,0,30,900,2800,32010,139080,1276200,2960940,41626230,75086430, %T A056379 801522300,3162262170,16463793480,42395689530,579164463000, %U A056379 983928850100,11241277288950,37913042835300 %N A056379 Number of step shifted (decimated) sequences using exactly five different symbols. %C A056379 See A056371 for an explanation of step shifts. %D A056379 M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia. [See A056391 for pdf file of Chap. 2] %F A056379 A056374(n)-5*A056373(n)+10*A056372(n)-10*A056371(n)+5. %Y A056379 Cf. A056374. %K A056379 nonn %O A056379 1,5 %A A056379 _Marks R. Nester_