OFFSET
0,2
LINKS
Clark Kimberling, Table of n, a(n) for n = 0..1000
FORMULA
a(n) = ceiling(e*n^2).
a(n) = A293412(n) + 1 for n > 0.
MATHEMATICA
z = 120; r = E;
Table[Floor[r*n^2], {n, 0, z}]; (* A293412 *)
Table[Ceiling[r*n^2], {n, 0, z}]; (* A293413 *)
Table[Round[r*n^2], {n, 0, z}]; (* A293414 *)
Ceiling[E Range[0, 50]^2] (* Harvey P. Dale, May 13 2019 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Oct 12 2017
STATUS
approved