Prime p₀= 2150151957010025281 starts a Symmetric tuple of 18 consecutive primes (SPT).
d_n: 0 18 4 26 12 42 18 28 24 104 24 28 18 42 12 26 4 18 (?)
a_n: 0 18 22 48 60 102 120 148 172 276 300 328 346 388 400 426 430 448
All 18 integers p_n = p₀+a_n = p_n-1+d_n are prime and there are no other primes in the gaps.
diameter: 448
Found by: JayPi
db: batch=81, k=18, 18 4 26 12 42 18 28 24 104

SPT(16)	2150150021140167157	0 12 16 30 40 42 52 94 102 144 154 156 166 180 184 196	-1935869858124
SPT(16)	2150150361154403317	0 10 30 34 42 52 112 124 150 162 222 232 240 244 264 274	-1595855621964
SPT(16)	2150150461674928073	0 6 14 60 104 284 326 344 396 414 456 636 680 726 734 740	-1495335097208
STPT(10)	2150150772473292221	0 2 6 8 48 50 90 92 96 98	-1184536733060
STPT(10)	2150151140735449529	0 2 18 20 30 32 42 44 60 62	-816274575752
STPT(10)	2150151797396192801	0 2 30 32 78 80 126 128 156 158	-159613832480
SPT(16)	2150152061906449213	0 4 6 46 90 96 118 148 186 216 238 244 288 328 330 334	104896423932
STPT(10)	2150152331357533379	0 2 30 32 60 62 90 92 120 122	374347508098
STPT(10)	2150152790074071467	0 2 24 26 42 44 60 62 84 86	833064046186
SPT(16)	2150152814370884291	0 2 26 42 48 68 72 86 132 146 150 170 176 192 216 218	857360859010
SPT(16)	2150152962197080171	0 6 16 22 52 60 66 88 90 112 118 126 156 162 172 178	1005187054890