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A051770
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Numbers n such that there exists a binomial coefficient C(n,k) where C(n,k)-1 and C(n,k)+1 are twin primes and 2<=k<=floor(n/2).
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2
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4, 11, 54, 69, 77, 89, 91, 155, 173, 199, 202, 202, 208, 218, 245, 272, 286, 293, 293, 323, 324, 347, 368, 370, 373, 379, 413, 489, 512, 514, 533, 549, 552, 558, 637, 650, 674, 731, 749, 759, 771, 773, 782, 783, 787, 811, 849, 850, 883, 896, 902, 927, 937
(list; graph; refs; listen; history; internal format)
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