OFFSET
1,1
COMMENTS
The first term of the n-th row is LCM of the next n numbers + first among them. r the n-th row contains n consecutive numbers beginning with LCM of {(n(n-1)/2 +1),(n(n-1)/2 +2),... up to (n(n+1)/2)} + n(n-1)/2 +1.
FORMULA
a(n, k) = A061431(n)+k+n*(n-1)/2. - David Wasserman, Dec 22 2005
EXAMPLE
2; 8,9; 64,65,66; 2527,2528,2529,2530; ...
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
Amarnath Murthy, Feb 18 2004
EXTENSIONS
More terms from David Wasserman, Dec 22 2005
STATUS
approved