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 A101173 #14 May 06 2025 19:06:18 %S A101173 1,1,2,3,7,11,25,46,94,182,372,727,1471,2916,5849,11657,23364,46620, %T A101173 93348,186503,373172,745998,1492369,2983948,5968679,11935893,23873162, %U A101173 47743475,95489895,190973738,381953528,763895349,1527802031,3055581071,6111185475 %N A101173 First differences of sequence defined in A101172. Also, the Mobius transform of that sequence. %C A101173 The inverse Mobius transform of this sequence is equal to the sequence A101172. %C A101173 Row sums of A155033. [_Mats Granvik_, Jan 19 2009] %Y A101173 Cf. A101172, A155033. %K A101173 easy,nonn %O A101173 1,3 %A A101173 Mark Hudson (mrmarkhudson(AT)hotmail.com), Dec 03 2004 %E A101173 More terms from _Emeric Deutsch_, Mar 08 2005 %E A101173 a(32) onward corrected by _Sean A. Irvine_, May 01 2025