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A073214 Sum of two powers of 19. 2
2, 20, 38, 362, 380, 722, 6860, 6878, 7220, 13718, 130322, 130340, 130682, 137180, 260642, 2476100, 2476118, 2476460, 2482958, 2606420, 4952198, 47045882, 47045900, 47046242, 47052740, 47176202, 49521980, 94091762, 893871740, 893871758, 893872100 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

T. D. Noe, Rows n = 0..100 of triangle, flattened

FORMULA

T(n,m) = 19^n + 19^m; n = 0, 1, 2, 3 ..., m = 0, 1, 2, 3, ... n.

EXAMPLE

T(2,0) = 19^2 + 19^0 = 362.

Table T(n,m) begins:

2;

20,     38;

362,    380,    722;

6860,   6878,   7220,   13718;

130322, 130340, 130682, 137180, 260642;

MATHEMATICA

Flatten[Table[Table[19^n + 19^m, {m, 0, n}], {n, 0, 7}]] (* T. D. Noe, Jun 18 2013 *)

Total/@Tuples[19^Range[0, 10], 2]//Union (* Harvey P. Dale, Jan 04 2019 *)

CROSSREFS

Cf. A073222.

Sequence in context: A062133 A329729 A050684 * A293356 A269669 A293930

Adjacent sequences:  A073211 A073212 A073213 * A073215 A073216 A073217

KEYWORD

easy,nonn,tabl

AUTHOR

Jeremy Gardiner, Jul 20 2002

STATUS

approved

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Last modified May 15 22:06 EDT 2021. Contains 343933 sequences. (Running on oeis4.)