Search: id:A069491 Results 1-1 of 1 results found. %I A069491 %S A069491 1,2,6,12,10,60,420,840,252,2520,2310,27720,1716,24024,360360,720720, %T A069491 680680,12252240,25194,503880,10581480,232792560,223092870,5354228880, %U A069491 1029659400,26771144400,2868336900,80313433200,77636318760 %N A069491 a(n) = LCM ( 1 to n) / {(n+1)(n+2)...(n+k)} where k is the largest number which gives an integral value. %t A069491 Do[a = LCM @@ Table[i, {i, n}]; k = n + 1; If[ IntegerQ[a/k], While[ IntegerQ[a/k], a = a/k; k++ ]]; Print[a], {n, 1, 30}] %Y A069491 Sequence in context: A145102 A145103 A009230 this_sequence A127698 A130503 A074385 %Y A069491 Adjacent sequences: A069488 A069489 A069490 this_sequence A069492 A069493 A069494 %K A069491 nonn %O A069491 1,2 %A A069491 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 30 2002 %E A069491 Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Apr 01 2002 Search completed in 0.001 seconds