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A145385 a(1) = 1; a(n) = a(n-1) + n^a(n-1) for n > 1. 0
1, 3, 30, 1152921504606847006 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Next term is too large to include.

LINKS

Table of n, a(n) for n=1..4.

MATHEMATICA

lst={}; s=0; Do[s+=n^s; AppendTo[lst, s], {n, 4}]; lst

PROG

(ARIBAS) a:=0; for n:=1 to 4 do a:=a+n**a; write(a:group(0), ", "); end; end;

CROSSREFS

Sequence in context: A308383 A065594 A155731 * A059232 A068698 A053300

Adjacent sequences:  A145382 A145383 A145384 * A145386 A145387 A145388

KEYWORD

nonn

AUTHOR

Vladimir Joseph Stephan Orlovsky, Oct 10 2008

EXTENSIONS

Edited definition, added comment and ARIBAS code. - Klaus Brockhaus, Oct 13 2008

STATUS

approved

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Last modified November 26 12:09 EST 2022. Contains 358359 sequences. (Running on oeis4.)