Search: id:A063030 Results 1-1 of 1 results found. %I A063030 %S A063030 0,1,1,2,6,19,63,220,795,2942,11099,42536,165126,647955,2565946, %T A063030 10241616,41158598,166402323,676338003,2761988994,11327162406, %U A063030 46631572295,192638451780,798316442580,3317866307145,13825837134096 %N A063030 Reversion of y - y^2 - y^4 + y^5. %H A063030 Index entries for reversions of series %t A063030 CoefficientList[InverseSeries[Series[y - y^2 - y^4 + y^5, {y, 0, 30}], x], x] %o A063030 (PARI) a(n)=if(n<1,0,polcoeff(serreverse(x-x^2-x^4+x^5+x*O(x^n)),n)) %Y A063030 Sequence in context: A001168 A119255 A071969 this_sequence A148467 A148468 A148469 %Y A063030 Adjacent sequences: A063027 A063028 A063029 this_sequence A063031 A063032 A063033 %K A063030 nonn,easy %O A063030 0,4 %A A063030 Olivier Gerard (olivier.gerard(AT)gmail.com), Jul 05 2001. Search completed in 0.001 seconds