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A090890 30*a(n) is the gap between sexy prime triples in the n-th sexy prime triple triple whose initial term is 11. 0
291, 564, 742, 2639, 4319, 5278, 5408, 7431, 10119, 10413, 11085, 14056, 14672, 19002, 23492, 26737, 31962, 33912, 35308, 36743, 37870, 45602, 54348, 56693, 59353, 60211, 64397, 64509, 65391, 72562, 92617, 94609, 106309, 114552, 142160 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The nine terms in any sexy prime triple triple {{a, b, c}, {d, e, f}, {g, h, i}} may be arranged to form a 3 X 3 magic square [ h a f / c e g / d i b ].

LINKS

Table of n, a(n) for n=1..35.

EXAMPLE

a(2)=564 identifies the second sexy prime triple triple whose initial term is 11: {{11, 17, 23}, {11+30*564, 17+30*564, 23+30*564}, {11+2*30*564, 17+2*30*564, 23+2*30*564}} which is equal to {{11, 17, 23}, {16931, 16937, 16943}, {33851, 33857, 33863}}.

CROSSREFS

Cf. A023201, A046117.

Sequence in context: A091740 A098250 A031515 * A123913 A031695 A158254

Adjacent sequences:  A090887 A090888 A090889 * A090891 A090892 A090893

KEYWORD

nonn

AUTHOR

Ray G. Opao, Feb 16 2004

STATUS

approved

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Last modified February 19 20:48 EST 2018. Contains 299357 sequences. (Running on oeis4.)