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A024387 [ (4th elementary symmetric function of S(n))/(first elementary symmetric function of S(n)) ], where S(n) = {first n+3 positive integers congruent to 1 mod 4}. +0
1
20, 319, 1850, 6962, 20344, 50198, 109666, 218483, 404885, 707740, 1178937, 1885998, 2914945, 4373393, 6393898, 9137529, 12797693, 17604194, 23827533, 31783445, 41837686, 54411045, 69984609, 89105263, 112391425, 140539035 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A011197 A054621 A111778 this_sequence A101310 A159648 A078230

Adjacent sequences: A024384 A024385 A024386 this_sequence A024388 A024389 A024390

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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