The First 1000 Euler Numbers

Mathematical constants and numbers
edited by Simon Plouffe Associate Professor LaCIM, University of Quebec at Montreal http://www.lacim.uqam.ca/pi : Plouffe's Inverter plouffe@math.uqam.ca
The first 1000 Euler numbers as defined by
2/(exp(t)+exp(-t)) = sum(exp(n)/n! t^n, n = 0..infinity)
are the coefficients of the series expansion.
Euler(0) 1
Euler(2) -1
Euler(4) 5
Euler(6) -61
Euler(8) 1385
Euler(10) -50521
Euler(12) 2702765