P-mode gaps (or duplicate numbers) in sounding sequence:
(The soundings numbered below exist, gaps are in between),
  7820 to 868188
868188 to 868190
868190 to 868192
868192 to 868194
868194 to 868196
868196 to 868198
868198 to 868200
868200 to 868202
868202 to 868204
868204 to 868206
868206 to 868208
868208 to 868210
868210 to 868212
868212 to 868214
868214 to 868216
868216 to 868218
868218 to 868220
868220 to 868222
868222 to 868224
868224 to 868226
868226 to 868228
868228 to 868230
868230 to 868232
868232 to 868234